CVE-2023-33308 - CVE House

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Status published Critical CVE-2023-33308

A stack-based overflow vulnerability [CWE-124] in Fortinet FortiOS version 7.0.0...

9.8 CVSS

Vulnerability Description

A stack-based overflow vulnerability [CWE-124] in Fortinet FortiOS version 7.0.0 through 7.0.10 and 7.2.0 through 7.2.3 and FortiProxy version 7.0.0 through 7.0.9 and 7.2.0 through 7.2.2 allows a remote unauthenticated attacker to execute arbitrary code or command via crafted packets reaching proxy policies or firewall policies with proxy mode alongside deep or full packet inspection.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

https://fortiguard.com/psirt/FG-IR-23-183

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Affected Vendor

Fortinet

View all reports →

Affected Software

FortiProxy, FortiOS

Vulnerable Versions:

7.2.0, 7.0.0

Timeline

Official Publish: July 26th, 2023

Last Modified: October 23rd, 2024

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:X/RC:C

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1055 Process Injection

Defense Evasion

T1105 Ingress Tool Transfer

Command and Control

T1485 Data Destruction